Obligation vs This is your responsibility

When to use each in English, with meaning, register, and examples.

Obligation

Top 2,000 (common)B2noun

This is your responsibility

Top 2,000 (common)
 ObligationThis is your responsibility
Pronunciation🇬🇧 /["/ˌɒblɪˈɡeɪʃn/"]/🇺🇸 /["/ˌɑːblɪˈɡeɪʃn/"]/🇬🇧 //ðɪs ɪz jɔːr rɪˌspɒnsəˈbɪləti//🇺🇸 //ðɪs ɪz jʊr ˌrɪspɑnsəˈbɪləti//
MeaningSomething you must do; a duty or responsibility.This is something you must take care of.
ExampleShe felt a strong obligation to help her friends in need.In this team, this is your responsibility to ensure deadlines are met.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelB2-
Part of speechnoun
Collocationscontractual, legal, statutory, carry out, discharge, fulfil/​fulfill, arise from something, under an obligation, without obligation, obligation of, contractual, legal, statutory, carry out, discharge, fulfil/​fulfill, arise from something, under an obligation, without obligation, obligation oftake responsibility, share responsibility, personal responsibility, accept responsibility, delegate responsibility
Antonymsfreedom, option, choice-
Common mistakesConfused with 'obligated' — remember 'obligation' is the noun., Using 'obligation' with incorrect prepositions — typically used with 'to' (e.g., obligation to pay)., Overusing in casual speech — more common in formal contexts.Using 'responsibility' incorrectly as a verb instead of a noun., Saying 'Your responsibilities is' instead of 'Your responsibilities are'.
Usage notesUse 'obligation' in both formal and informal contexts when discussing responsibilities or duties. It's appropriate in legal, academic, or personal situations but less common in casual conversations.Use this phrase to emphasize someone's duty or obligation. It's appropriate in both formal and informal contexts, but can sound strong in casual conversation.

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This is your responsibility

Frequently asked questions: Obligation vs This is your responsibility

What's the difference between Obligation and This is your responsibility?

Obligation: Something you must do; a duty or responsibility. This is your responsibility: This is something you must take care of.

Can you show an example of each?

Obligation: She felt a strong obligation to help her friends in need. This is your responsibility: In this team, this is your responsibility to ensure deadlines are met.

Can I use Obligation and This is your responsibility interchangeably?

Not always. Obligation and This is your responsibility are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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